---
title: "Connect your App"
description: "Union documentation"
template: doc
---

import Mermaid from "#/components/Mermaid.astro";

Connect your app on a [Union-supported chain](/protocol/chains/overview/) to transfer assets and data to any other chain. 

## Asset transfers

Use the UCS01 protocol to transfer assets.

## Message passing

Refer to the UCS00 example
